[Bf-python] Bug and Fix in tracker for Armature.NLA

[Ken Hughes]

Stephen Swaney wrote:
> On Thu, May 04, 2006 at 08:59:15AM -0700, Ken Hughes wrote:
> 
>>Stephen Swaney wrote:
>>
>>>I have a problem with this in that if there is a name collision, it
>>>changes the name from what was asked for but does not inform the
>>>caller in any way.  The script now has no idea what the new name is or
>>>that there is one.
>>
>>But it's not hard to find out the resulting name:
>>
>>  arm.name = 'this'
>>  name = arm.name
>>
>>We proabably just need to document this "behavior".
> 
> 
> The part that bothers me is that it happens with no indication that
> the result was not what you asked for.  That does not seem good.
> 
> Normally, when unusual things happen, we throw an exception.  In
> the "don't care what happens case", this simply devolves into
> 
>   try: arm.name = 'foo'
>   except: pass
> 
> That does not seem too painful!

Looking thru blenkernel/intern/library.c, it looks like we'd need to add 
our own routine to test for an existing name.  In any case, I think we 
need to handle this in the "rip the API apart" rewrite?

Ken